UJD40740 Spark Plug---Autolite 3076

Dimensions: 7/8" thread----5/8" Reach----15/16" Hex

Replaces: CHAMPION: W10, W14, C1 --- 6C, W18, W20

Fits: A UP TO SN 487999, AH UP TO SN 487999, AI UP TO SN 261000, AN UP TO SN 487999, ANH UP TO SN 487999, AO UP TO SN 259999, AR UP TO SN 259999, B UP TO SN 96000, BN UP TO SN 96000, BI SN 326016 - 332250, BNH UP TO SN 96000, BR SN 325000 & UP, BO SN 325000 & UP, BW UP TO SN 96000, BWH UP TO SN 96000, G UP TO SN 12999, GN UP TO SN 12999, GW UP TO SN 12999, D SN 109944 & UP), GP, L SERIES, 50, 60, 70, 520, 530, 620, 630, 720, 730